version: '3'

services:
    site1:
        image: site1
        ports:
          - 8080
        environment:
          - SERVICE_PORTS=8080
    networks:
        - web


    proxy:
        image: dockercloud/haproxy
        depends_on: site1
        environment:
          - BALANCE=leastconn
        volumes:
          - /var/run/docker.sock:/var/run/docker.sock
        ports:
          - 80:80
        networks:
          - web

networks:
    web:
      driver: overlay